.middle > div {
    width: 900px;
    margin: 50px 0;
    border: 1px solid gray;
}

.type > div {
    background-color: rgb(243, 243, 243);
    height: 73px;
    padding: 0 20px;
    line-height: 73px;
    cursor: pointer;

}

.type > div:hover {
    background-color: rgb(230, 145, 55);
    color: white;
}

.news > div {
    margin: 15px 0 5px 0;
    border-bottom: 1px solid gray;
}

.news .name {
    font-family: 新宋体;
    font-size: 20px;
    color: gray;
    font-weight: bold;
    cursor: pointer;
    width: 700px;
}

.news .name:hover {
    color: blue;
}

.news .publish-date {
    font-family: 新宋体;
    font-size: 20px;
    color: gray;
}

